Gramona Argent Brut Reserva 2021 is a sparkling wine from the 2021 vintage. Its name includes the Brut and Reserva mentions, while Corpinnat appears in the denomination of origin field provided by the seller. These details identify the reference and its classification as shown in the available information. It is presented in a 75 cl bottle format, equivalent to 750 ml, and has a stated alcohol content of 12 %. The stated presentation is a single bottle, with no references to packs or multi-unit boxes. The listing identifies the Gramona brand, the Argent reference and the vintage, but does not specify the grape varieties, ingredients or exact aging times. It also does not provide tasting notes, pairing recommendations, storage instructions or nutritional values. No such characteristics are assumed from the product name.